How to send a message to Activity in the side rail in Ms Teams?

Question

How to send a message (with link to navigate to the personal app) to Activity in the side rail to notify certain users in Teams.

Answer 1

Your question's not actually all that clear, but it sounds like what you're looking for could be a "Notification Only" bot .

Answer 2

You could achieve this by sending a proactive message form the bot once the app is installed in teams. Here is a sample code for Proactive message in Teams . When you reply to bot, add below code. It will send a notification to user in feed.

notify.TeamsNotifyUser();